What is the residual for this datum? Interpret the residual. Show all work, use proper notation and provide a therefore statement.

In 2000, 12.8% of vehicles sold were off-road vehicles. In 2010, that number decreased to 10.2%. Calculate and interpret the relative change in the number of off-road vehicles sold from 2000 to 2010.

2. In 2012, the campus print center purchased a multi-function printer/copier for $12600, and a high capacity printer for $11000. The resale value of the multi-function machine is decreasing by $1800 per year and the resale value of the high capacity machine is decreasing by $1000 per year. a. Write an equation that gives the resale value, y, ofthe b. Write an equation that gives the resale value, y, of the multi-function machine x years after 2012. high capacity machine x years after 2012. c. Use your equations to determine the year in which the resale values of the two machines will be equal.

The national average price for a gallon of regular unleaded gasoline was $4.11 in July 2008and is currently $2.60. What was the absolute change in the price per gallon, and by whatpercentage did the price per gallon decrease?